AU5879080A - Chromic acid production - Google Patents
Chromic acid productionInfo
- Publication number
- AU5879080A AU5879080A AU58790/80A AU5879080A AU5879080A AU 5879080 A AU5879080 A AU 5879080A AU 58790/80 A AU58790/80 A AU 58790/80A AU 5879080 A AU5879080 A AU 5879080A AU 5879080 A AU5879080 A AU 5879080A
- Authority
- AU
- Australia
- Prior art keywords
- acid production
- chromic acid
- chromic
- production
- acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/22—Inorganic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/043,378 US4384937A (en) | 1979-05-29 | 1979-05-29 | Production of chromic acid in a three-compartment cell |
US43378 | 1979-05-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU5879080A true AU5879080A (en) | 1980-12-04 |
AU534920B2 AU534920B2 (en) | 1984-02-23 |
Family
ID=21926877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU58790/80A Ceased AU534920B2 (en) | 1979-05-29 | 1980-05-27 | Chromic acid production |
Country Status (6)
Country | Link |
---|---|
US (1) | US4384937A (en) |
JP (1) | JPS55158282A (en) |
AU (1) | AU534920B2 (en) |
DE (1) | DE3020261A1 (en) |
GB (1) | GB2052561A (en) |
IT (1) | IT1145370B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4560452A (en) * | 1983-03-07 | 1985-12-24 | The Dow Chemical Company | Unitary central cell element for depolarized, filter press electrolysis cells and process using said element |
US4734181A (en) * | 1984-12-07 | 1988-03-29 | The Dow Chemical Company | Electrochemical cell |
US4948489A (en) * | 1989-04-19 | 1990-08-14 | Environmetal Recovery Systems, Inc. | Electrolytic treatment apparatus |
DE4006764A1 (en) * | 1990-03-03 | 1991-09-19 | Duerrwaechter E Dr Doduco | METHOD AND DEVICE FOR PRODUCING SILVER NITRATE |
US6063252A (en) * | 1997-08-08 | 2000-05-16 | Raymond; John L. | Method and apparatus for enriching the chromium in a chromium plating bath |
JP3695703B2 (en) * | 2001-10-25 | 2005-09-14 | 株式会社日立製作所 | Electroplating method, electroplating apparatus and semiconductor device manufacturing method and manufacturing apparatus |
GB2399349A (en) * | 2003-03-13 | 2004-09-15 | Kurion Technologies Ltd | Regeneration of chromic acid etching and pickling baths |
AU2006301857A1 (en) * | 2005-10-13 | 2007-04-19 | Mantra Energy Alternatives Ltd. | Continuous co-current electrochemical reduction of carbon dioxide |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA739447A (en) * | 1966-07-26 | W. Carlin William | Electrolytic production of chromic acid | |
US2099658A (en) * | 1933-11-09 | 1937-11-16 | Gilbert | Preparation of chromic acid and sparingly soluble chromates |
US2081787A (en) * | 1936-06-15 | 1937-05-25 | Chromium Products Corp | Electrolytic process and apparatus for the production of chromic acid and caustic alkali |
US2612435A (en) * | 1948-11-13 | 1952-09-30 | Diamond Alkali Co | Method for recovery of vanadiumfree chromate and aluminate |
US2931704A (en) * | 1958-06-16 | 1960-04-05 | Columbia Southern Chem Corp | Sodium dichromate production |
US3041317A (en) * | 1960-05-02 | 1962-06-26 | Du Pont | Fluorocarbon sulfonyl fluorides |
NL278049A (en) * | 1961-05-05 | |||
US3117023A (en) * | 1962-01-03 | 1964-01-07 | Ionics | Method of making a non-corroding electrode |
US3305463A (en) * | 1962-03-16 | 1967-02-21 | Pittsburgh Plate Glass Co | Electrolytic production of dichromates |
US3350294A (en) * | 1962-11-21 | 1967-10-31 | Ici Australia Ltd | Electrodes |
US3624053A (en) * | 1963-06-24 | 1971-11-30 | Du Pont | Trifluorovinyl sulfonic acid polymers |
US3282875A (en) * | 1964-07-22 | 1966-11-01 | Du Pont | Fluorocarbon vinyl ether polymers |
US3454478A (en) * | 1965-06-28 | 1969-07-08 | Ppg Industries Inc | Electrolytically reducing halide impurity content of alkali metal dichromate solutions |
GB1195871A (en) * | 1967-02-10 | 1970-06-24 | Chemnor Ag | Improvements in or relating to the Manufacture of Electrodes. |
US3840443A (en) * | 1967-02-10 | 1974-10-08 | Chemnor Corp | Method of making an electrode having a coating comprising a platinum metal oxide |
US3616445A (en) * | 1967-12-14 | 1971-10-26 | Electronor Corp | Titanium or tantalum base electrodes with applied titanium or tantalum oxide face activated with noble metals or noble metal oxides |
US3523755A (en) * | 1968-04-01 | 1970-08-11 | Ionics | Processes for controlling the ph of sulfur dioxide scrubbing system |
GB1184321A (en) * | 1968-05-15 | 1970-03-11 | Du Pont | Electrochemical Cells |
US3784399A (en) * | 1971-09-08 | 1974-01-08 | Du Pont | Films of fluorinated polymer containing sulfonyl groups with one surface in the sulfonamide or sulfonamide salt form and a process for preparing such |
BE790369A (en) * | 1971-10-21 | 1973-04-20 | Diamond Shamrock Corp | METHOD AND APPARATUS FOR THE PREPARATION OF HYDROXIDES FROM HIGH PURE ALKALINE METALS IN AN ELECTROLYTIC TANK. |
US3770567A (en) * | 1971-11-08 | 1973-11-06 | Du Pont | Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups |
US3849243A (en) * | 1971-11-08 | 1974-11-19 | Du Pont | Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups |
US3909378A (en) * | 1974-06-21 | 1975-09-30 | Du Pont | Composite cation exchange membrane and use thereof in electrolysis of an alkali metal halide |
AR205953A1 (en) * | 1975-01-22 | 1976-06-15 | Diamond Shamrock Corp | PRODUCTION OF CARBONATES FROM METALS TO CALINES IN A MEMBRANE CELL |
US4024044A (en) * | 1975-09-15 | 1977-05-17 | Diamond Shamrock Corporation | Electrolysis cathodes bearing a melt-sprayed and leached nickel or cobalt coating |
US4053371A (en) * | 1976-06-01 | 1977-10-11 | The Dow Chemical Company | Cellular metal by electrolysis |
JPS5316392A (en) * | 1976-07-30 | 1978-02-15 | Tokuyama Soda Co Ltd | Electrolyzing method for aqueous solution of alkali metal halides |
US4101395A (en) * | 1976-08-30 | 1978-07-18 | Tokuyama Soda Kabushiki Kaisha | Cathode-structure for electrolysis |
US4104133A (en) * | 1977-07-27 | 1978-08-01 | Diamond Shamrock Corporation | Method of in situ plating of an active coating on cathodes of alkali halide electrolysis cells |
DE2743820C3 (en) * | 1977-09-29 | 1981-10-22 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Application of a process for the electrochemical conversion of substances in an electrolyte solution in the sulfuric acid hybrid process |
-
1979
- 1979-05-29 US US06/043,378 patent/US4384937A/en not_active Expired - Lifetime
-
1980
- 1980-05-27 AU AU58790/80A patent/AU534920B2/en not_active Ceased
- 1980-05-27 IT IT48803/80A patent/IT1145370B/en active
- 1980-05-28 DE DE19803020261 patent/DE3020261A1/en active Granted
- 1980-05-28 GB GB8017423A patent/GB2052561A/en not_active Withdrawn
- 1980-05-28 JP JP7132080A patent/JPS55158282A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
US4384937A (en) | 1983-05-24 |
JPH0125835B2 (en) | 1989-05-19 |
AU534920B2 (en) | 1984-02-23 |
JPS55158282A (en) | 1980-12-09 |
GB2052561A (en) | 1981-01-28 |
IT8048803A0 (en) | 1980-05-27 |
DE3020261A1 (en) | 1980-12-11 |
DE3020261C2 (en) | 1989-12-07 |
IT1145370B (en) | 1986-11-05 |
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